The Toyota Code C1247/47 is a stroke sensor malfunction caused by an open or short brake pedal stroke sensor power supply circuit, improper connection of the connector, deformation or corrosion of the terminals, and brake booster with the master cylinder. It has a failure type of watchdog / safety µC failure, which is used by the control module to indicate a watchdog/safety µC failure. As a result, car owners need to understand the causes and solutions to this issue. This article will provide an overview of the Toyota Code C1247/47, its causes, and possible solutions.
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Causes and Solutions of Toyota Code C1247/47
| Cause | Solution |
|---|---|
| Open or Short in Brake Pedal Stroke Sensor Power Supply Circuit | Check the circuit for any open or shorts and repair accordingly. |
| Improperly Connected Connector | Re-connect the connector to ensure proper connection. |
| Deformation or Corrosion of Terminals | Replace the terminals or clean the existing ones for proper functioning. |
| Brake Booster with Master Cylinder | Replace the brake booster and master cylinder for proper functioning. |
Open or Short in Brake Pedal Stroke Sensor Power Supply Circuit
The open or short in the brake pedal stroke sensor power supply circuit is one of the primary causes of the Toyota Code C1247/47. A loose connection, a broken wire, or a defect in the circuit itself can cause this. To resolve this, inspecting the circuit for any open or short circuits and then repairing it accordingly is important.
Improperly Connected Connector
Sometimes, the Toyota Code C1247/47 can be caused by an improperly connected connector. A loose connection, improper installation, or a defect in the connector itself can cause this. To resolve this issue, inspecting the connector and re-connecting it to ensure proper connection is important.
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Deformation or Corrosion of Terminals
Deformation or corrosion of the terminals can also cause the Toyota Code C1247/47. A loose connection, improper installation, or a defect in the terminals can cause this. To resolve this issue, inspecting the terminals and replacing them, or cleaning them if possible, for proper functioning is important.
Brake Booster with Master Cylinder
Finally, the Toyota Code C1247/47 can be caused by a defective brake booster and master cylinder. A loose connection, improper installation, or a defect in the components itself can cause this. To resolve this issue, it is important to inspect the brake booster and master cylinder and replace them for proper functioning.
Conclusion
The Toyota Code C1247/47 is a stroke sensor malfunction that can be caused by a variety of issues, including an open or short in the brake pedal stroke sensor power supply circuit, an improperly connected connector, the deformation or corrosion of the terminals, and a defective brake booster and master cylinder. By understanding the causes and possible solutions to this issue, car owners can take the necessary steps to ensure their vehicles function properly. To sum up, if you experience the Toyota Code C1247/47, it is essential to understand the causes and solutions to this issue to diagnose and repair your vehicle properly.
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